<template>
  <div class="register">
    <!-- 酷炫背景 -->
    <div class="background-animation">
      <div class="particles">
        <div class="particle" v-for="n in 50" :key="n"></div>
      </div>
      <div class="gradient-overlay"></div>
    </div>

    <el-form ref="registerRef" :model="registerForm" :rules="registerRules" class="register-form">
      <h3 class="title">用户注册</h3>
      <el-form-item prop="username">
        <el-input
          v-model="registerForm.username"
          type="text"
          size="large"
          auto-complete="off"
          placeholder="账号"
        >
          <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input
          v-model="registerForm.password"
          type="password"
          size="large"
          auto-complete="off"
          placeholder="密码"
          @keyup.enter="handleRegister"
          show-password
        >
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="confirmPassword">
        <el-input
          v-model="registerForm.confirmPassword"
          type="password"
          size="large"
          auto-complete="off"
          placeholder="确认密码"
          @keyup.enter="handleRegister"
          show-password
        >
          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="email">
        <el-input
          v-model="registerForm.email"
          type="text"
          size="large"
          auto-complete="off"
          placeholder="用于找回密码，请务必填写正确的邮箱"


        >
          <template #prefix><svg-icon icon-class="email" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input
          size="large"
          v-model="registerForm.code"
          auto-complete="off"
          placeholder="验证码"
          style="width: 63%"
          @keyup.enter="handleRegister"
        >
          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="register-code">
          <img :src="codeUrl" @click="getCode" class="register-code-img"/>
        </div>
      </el-form-item>
      <el-form-item style="width:100%;">
        <el-button
          :loading="loading"
          size="large"
          type="primary"
          style="width:100%;"
          @click.prevent="handleRegister"
        >
          <span v-if="!loading">注 册</span>
          <span v-else>注 册 中...</span>
        </el-button>
        <div style="float: right;">
          <router-link class="link-type" :to="'/login'">使用已有账户登录</router-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-register-footer">
      <span>Copyright © 2024-2025 All Rights Reserved.</span>
    </div>


  </div>
</template>

<script setup>
import { ElMessageBox } from "element-plus";
import {getCodeImg, register, user_register} from "@/api/login";

const router = useRouter();
const { proxy } = getCurrentInstance();


// 注册开关
const registerForm = ref({
  username: "",
  password: "",
  confirmPassword: "",
  email:"",
  code: "",
  uuid: "",
  userType: "sys_user"
});

const equalToPassword = (rule, value, callback) => {
  if (registerForm.value.password !== value) {
    callback(new Error("两次输入的密码不一致"));
  } else {
    callback();
  }
};

const registerRules = {
  username: [
    { required: true, trigger: "blur", message: "请输入您的账号" },
    { min: 2, max: 20, message: "用户账号长度必须介于 2 和 20 之间", trigger: "blur" }
  ],
  password: [
    { required: true, trigger: "blur", message: "请输入您的密码" },
    { min: 5, max: 20, message: "用户密码长度必须介于 5 和 20 之间", trigger: "blur" }
  ],
  confirmPassword: [
    { required: true, trigger: "blur", message: "请再次输入您的密码" },
    { required: true, validator: equalToPassword, trigger: "blur" }
  ],
  email: [
    { required: true, trigger: "blur", message: "请输入您的邮箱" },

  ],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
const captchaEnabled = ref(true);

function handleRegister() {
  proxy.$refs.registerRef.validate(valid => {
    if (valid) {
      console.log(registerForm.value)
      loading.value = true;
      user_register(registerForm.value).then(res => {
        const username = registerForm.value.username;
        ElMessageBox.alert("<font color='red'>恭喜你，您的账号 " + username + " 注册成功！</font>", "系统提示", {
          dangerouslyUseHTMLString: true,
          type: "success",
        }).then(() => {
          router.push("/login");
        }).catch(() => {});
      }).catch(() => {
        loading.value = false;
        if (captchaEnabled) {
          getCode();
        }
      });
    }
  });
}

function getCode() {
  getCodeImg().then(res => {
    console.log(res.data.captchaEnabled)
    if (!res.data.captchaEnabled){
      captchaEnabled.value = false
      return
    }
    codeUrl.value = "data:image/gif;base64," + res.data.img;
    registerForm.value.uuid = res.data.uuid;
  });
}

getCode();
</script>

<style lang='scss' scoped>
.register {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background: linear-gradient(45deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
}

/* 酷炫背景动画 */
.background-animation {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.particles {
  position: absolute;
  width: 100%;
  height: 100%;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
  
  @for $i from 1 through 50 {
    &:nth-child(#{$i}) {
      left: random(100) * 1%;
      top: random(100) * 1%;
      animation-delay: random(6000) * 1ms;
      animation-duration: (random(4000) + 3000) * 1ms;
      opacity: random(100) * 0.01;
      transform: scale(random(100) * 0.01 + 0.5);
    }
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 0.8;
  }
  25% {
    transform: translateY(-20px) rotate(90deg);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-40px) rotate(180deg);
    opacity: 0.4;
  }
  75% {
    transform: translateY(-20px) rotate(270deg);
    opacity: 0.6;
  }
}

.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    rgba(102, 126, 234, 0.8) 0%, 
    rgba(118, 75, 162, 0.8) 25%,
    rgba(255, 107, 107, 0.6) 50%,
    rgba(255, 193, 7, 0.6) 75%,
    rgba(76, 175, 80, 0.8) 100%);
  animation: gradientShift 8s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: black;
  font-size: 2rem;
  font-family: cursive;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 2;
}

.register-form {
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  width: 400px;
  padding: 25px 25px 5px 25px;
  position: relative;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.2);
  
  .el-input {
    height: 40px;
    input {
      height: 40px;
      border-radius: 8px;
      border: 1px solid rgba(102, 126, 234, 0.3);
      transition: all 0.3s ease;
      
      &:focus {
        border-color: #667eea;
        box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
      }
    }
  }
  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
    color: #667eea;
  }
}

.register-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.register-code {
  width: 33%;
  height: 40px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
    border-radius: 8px;
  }
}

.el-register-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
  z-index: 2;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.register-code-img {
  height: 40px;
  padding-left: 12px;
}

/* 按钮样式优化 */
:deep(.el-button--primary) {
  background: linear-gradient(45deg, #667eea, #764ba2);
  border: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  
  &:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
  }
}

/* 链接样式优化 */
.link-type {
  color: #667eea;
  text-decoration: none;
  transition: all 0.3s ease;
  
  &:hover {
    color: #764ba2;
    text-decoration: underline;
  }
}

/* 复选框样式优化 */
:deep(.el-checkbox__input.is-checked .el-checkbox__inner) {
  background-color: #667eea;
  border-color: #667eea;
}
</style>
